$129+ Cheap flights from Wilmington to St. Louis (ILM - STL)
This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/4. Fares are subject to change and may not be available on all flights or dates of travel.
ILM — STL
Sep 10 — Sep 171
Round-trip
1 adult, Economy
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Find cheap flights from Wilmington to St. Louis with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Wilmington to St. Louis
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One-way
Cheapest flights from Wilmington to St. LouisExplore the most affordable flight options available from Wilmington to St. Louis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 11, 2026.
Explore the most affordable flight options available from Wilmington to St. Louis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 11, 2026.
This American Airlines deal was found by Cheapflights users on 8/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/74:25 pm -
1 stop8h 17m
Wed 10/145:00 am -
1 stop5h 38m
Deal found 8/6![American Airlines logo]()
$251
This Kiwi.com deal was found by Cheapflights users on 8/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/108:06 pm -
2 stops18h 04m
Mon 9/145:19 pm -
1 stop16h 22m
Deal found 8/11![Multiple Airlines logo]()
$284
This United Airlines deal was found by Cheapflights users on 8/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/196:14 pm -
1 stop5h 45m
Mon 9/219:40 am -
1 stop5h 01m
Deal found 8/8![United Airlines logo]()
$285
This United Airlines deal was found by Cheapflights users on 8/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/106:14 pm -
1 stop5h 45m
Mon 9/148:30 am -
1 stop6h 11m
Deal found 8/10![United Airlines logo]()
$319
This American Airlines deal was found by Cheapflights users on 8/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/275:32 pm -
1 stop7h 55m
Sat 10/35:00 am -
1 stop5h 53m
Deal found 8/8![American Airlines logo]()
$328
This United Airlines deal was found by Cheapflights users on 8/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/54:44 pm -
1 stop5h 33m
Wed 9/98:00 am -
1 stop6h 41m
Deal found 8/6![United Airlines logo]()
$331
This American Airlines deal was found by Cheapflights users on 8/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/110:52 am -
1 stop6h 35m
Sun 10/411:01 am -
1 stop5h 01m
Deal found 8/10![American Airlines logo]()
$405
Best flights from Wilmington to St. LouisDiscover carefully curated flight deals from Wilmington to St. Louis that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 11, 2026.
Discover carefully curated flight deals from Wilmington to St. Louis that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 11, 2026.
This United Airlines deal was found by Cheapflights users on 8/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/196:14 pm -
1 stop5h 45m
Mon 9/219:40 am -
1 stop5h 01m
Deal found 8/8![United Airlines logo]()
$285
This Kiwi.com deal was found by Cheapflights users on 8/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/14:56 pm -
1 stop24h 38m
Sun 10/410:20 am -
2 stops9h 47m
Deal found 8/10![Multiple Airlines logo]()
$449
This United Airlines deal was found by Cheapflights users on 8/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/106:14 pm -
1 stop5h 45m
Mon 9/148:30 am -
1 stop6h 11m
Deal found 8/10![United Airlines logo]()
$319
This United Airlines deal was found by Cheapflights users on 8/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/176:14 pm -
1 stop5h 45m
Sun 9/209:40 am -
1 stop5h 01m
Deal found 8/8![United Airlines logo]()
$319
This United Airlines deal was found by Cheapflights users on 8/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/54:44 pm -
1 stop5h 33m
Wed 9/98:00 am -
1 stop6h 41m
Deal found 8/8![United Airlines logo]()
$365
This United Airlines deal was found by Cheapflights users on 8/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/11:06 pm -
2 stops27h 32m
Mon 9/78:30 am -
1 stop5h 48m
Deal found 8/7![United Airlines logo]()
$544
Last-minute flights from Wilmington to St. LouisDiscover last-minute flight deals from Wilmington to St. Louis. Data last updated August 11, 2026 and is based on user searches.
Discover last-minute flight deals from Wilmington to St. Louis. Data last updated August 11, 2026 and is based on user searches.
This United Airlines deal was found by Cheapflights users on 8/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/134:44 pm -
1 stop6h 16m
Mon 8/178:00 am -
1 stop6h 18m
Deal found 8/10![United Airlines logo]()
$424
This American Airlines deal was found by Cheapflights users on 8/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/137:00 am -
1 stop6h 54m
Sat 8/156:54 am -
1 stop3h 46m
Deal found 8/11![American Airlines logo]()
$453
This United Airlines deal was found by Cheapflights users on 8/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/54:44 pm -
1 stop5h 33m
Wed 9/98:00 am -
1 stop6h 41m
Deal found 8/6![United Airlines logo]()
$331
This Kiwi.com deal was found by Cheapflights users on 8/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/108:06 pm -
2 stops18h 04m
Mon 9/145:19 pm -
1 stop16h 22m
Deal found 8/11![Multiple Airlines logo]()
$284
This United Airlines deal was found by Cheapflights users on 8/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/106:14 pm -
1 stop5h 45m
Mon 9/148:30 am -
1 stop6h 11m
Deal found 8/11![United Airlines logo]()
$319
This United Airlines deal was found by Cheapflights users on 8/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/196:14 pm -
1 stop5h 45m
Mon 9/219:40 am -
1 stop5h 01m
Deal found 8/8![United Airlines logo]()
$285
This American Airlines deal was found by Cheapflights users on 8/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/275:32 pm -
1 stop7h 55m
Sat 10/35:00 am -
1 stop5h 53m
Deal found 8/8![American Airlines logo]()
$328
One-way flights from Wilmington to St. LouisSearch for one-way flight options from Wilmington to St. Louis. Find affordable one-way fares based on user searches. Data last updated August 11, 2026.
Search for one-way flight options from Wilmington to St. Louis. Find affordable one-way fares based on user searches. Data last updated August 11, 2026.
This Kiwi.com deal was found by Cheapflights users on 8/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/48:06 pm -
2 stops18h 04m
Deal found 8/10![Multiple Airlines logo]()
$129
This Kiwi.com deal was found by Cheapflights users on 8/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/53:10 pm -
3 stops53h 07m
Deal found 8/10![Multiple Airlines logo]()
$189
This Kiwi.com deal was found by Cheapflights users on 8/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/254:38 pm -
3 stops50h 12m
Deal found 8/10![Multiple Airlines logo]()
$245
This American Airlines deal was found by Cheapflights users on 8/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/511:14 am -
1 stop10h 38m
Deal found 8/10![American Airlines logo]()
$329
This American Airlines deal was found by Cheapflights users on 8/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/47:48 pm -
1 stop4h 53m
Deal found 8/10![American Airlines logo]()
$333
This American Airlines deal was found by Cheapflights users on 8/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/255:29 pm -
1 stop6h 26m
Deal found 8/10![American Airlines logo]()
$358
This United Airlines deal was found by Cheapflights users on 8/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/257:00 am -
2 stops9h 38m
Deal found 8/10![United Airlines logo]()
$363
Find flight deals from Wilmington to St. Louis
Discover tips and strategies to find the most affordable flight options for your journey from Wilmington (ILM) to St. Louis (STL). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated August 11, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $251 (American Airlines) |
One-way from | $129 (Kiwi.com) |
Popular in | May |
Cheapest in | February |
Average price | $423 |
Cheapflights Fare Finder
Customize your flight search to find flights from Wilmington to St. Louis that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated August 11, 2026.
Use the filters below to find and compare flights from Wilmington to St. Louis that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Quickest round-trip
WilmingtonSt. Louis
ILM Wilmington New Hanover County - STL Lambert-St Louis
ILMSTL
Wilmington New Hanover County
Sat 9/19
6:14 pm-10:59 pm
1 stop5h 45m
Lambert-St Louis
Mon 9/21
9:40 am-3:41 pm
1 stop5h 01m
$285
WilmingtonSt. Louis
ILM Wilmington New Hanover County - STL Lambert-St Louis
ILMSTL
Wilmington New Hanover County
Thu 9/10
6:14 pm-10:59 pm
1 stop5h 45m
Lambert-St Louis
Mon 9/14
8:30 am-3:41 pm
1 stop6h 11m
$319
WilmingtonSt. Louis
ILM Wilmington New Hanover County - STL Lambert-St Louis
ILMSTL
Wilmington New Hanover County
Thu 9/17
6:14 pm-10:59 pm
1 stop5h 45m
Lambert-St Louis
Sun 9/20
9:40 am-3:41 pm
1 stop5h 01m
$319
WilmingtonSt. Louis
ILM Wilmington New Hanover County - STL Lambert-St Louis
ILMSTL
Wilmington New Hanover County
Sat 9/5
4:44 pm-9:17 pm
1 stop5h 33m
Lambert-St Louis
Wed 9/9
8:00 am-3:41 pm
1 stop6h 41m
$365
WilmingtonSt. Louis
ILM Wilmington New Hanover County - STL Lambert-St Louis
ILMSTL
Wilmington New Hanover County
Thu 10/1
4:56 pm-4:34 pm
1 stop24h 38m
Lambert-St Louis
Sun 10/4
10:20 am-9:07 pm
2 stops9h 47m
$449
WilmingtonSt. Louis
ILM Wilmington New Hanover County - STL Lambert-St Louis
ILMSTL
Wilmington New Hanover County
Tue 9/1
1:06 pm-3:38 pm
2 stops27h 32m
Lambert-St Louis
Mon 9/7
8:30 am-3:18 pm
1 stop5h 48m
$544
Cheapest one-way
WilmingtonSt. Louis
ILM Wilmington New Hanover County - STL Lambert-St Louis
ILMSTL
Wilmington New Hanover County
Sun 10/4
4:56 pm-4:34 pm
1 stop24h 38m
$181
WilmingtonSt. Louis
ILM Wilmington New Hanover County - STL Lambert-St Louis
ILMSTL
Wilmington New Hanover County
Mon 10/5
3:10 pm-7:17 pm
3 stops53h 07m
$206
WilmingtonSt. Louis
ILM Wilmington New Hanover County - STL Lambert-St Louis
ILMSTL
Wilmington New Hanover County
Tue 8/25
4:38 pm-5:50 pm
3 stops50h 12m
$245
Quickest one-way
WilmingtonSt. Louis
ILM Wilmington New Hanover County - STL Lambert-St Louis
ILMSTL
Wilmington New Hanover County
Sun 10/4
7:48 pm-11:41 pm
1 stop4h 53m
$333
Showing 1-10 of 13 resultsSorted by cheapest first
Compare providers for flights from Wilmington to St. Louis
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Wilmington to St. Louis in August.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Wilmington-St. Louis flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Wilmington-St. Louis flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Wilmington-St. Louis flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Wilmington-St. Louis flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Wilmington-St. Louis flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
Best time to book a flight from Wilmington to St. Louis
Have a flexible travel schedule? Discover the best time to fly to St. Louis from Wilmington with our price prediction graph.
ILM-STL
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.
Cheapflights Insights
Everything you need to know about your flight from Wilmington to St. Louis
Reviews of airlines servicing St. Louis
Get insights into the airlines that provide service to St. Louis. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to St. Louis. Reviews last updated August 11, 2026.
Read reviews from past customers who have flown Delta and American Airlines from Wilmington to St. Louis. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Crew
8.5
Boarding
8.1
Entertainment
7.8
Comfort
7.8
Food
7.2
Overall
7.8
Reviews
1 / 20
6.0
GoodJim,Nov 2025
AVL - ATL
Crew
8.5
Boarding
8.1
Entertainment
7.8
Comfort
7.8
Food
7.2
Overall
7.8
Reviews
1 / 20
6.0
GoodJim,Nov 2025
AVL - ATL
Crew
8.5
Boarding
8.1
Entertainment
7.8
Comfort
7.8
Food
7.2
Overall
7.8
Reviews
1 / 20
6.0
GoodJim,Nov 2025
AVL - ATL
Related info for your journey
Find useful and relevant information for your journey from Wilmington to St. Louis. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near St. Louis?
Book flights to St. Louis if you plan to visit one of these locationsEdwardsville
Fairview Heights
O'Fallon
Fenton
Swansea
Eureka
Maryland Heights
Collinsville
Wentzville
Glencoe
Chesterfield
Farmington
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Wilmington and St. Louis flights
Browse other Wilmington and St. Louis flight options. Last updated on August 11, 2026.
Other flights from Wilmington
Browse through other flights departing from Wilmington. Flights are based on user searches made on Cheapflights and were last updated on August 11, 2026.
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Check out other popular destinations found by fellow travelers in 2026
Other flights to St. Louis
Explore flights to St. Louis departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on August 11, 2026.
Top 2 airlines flying from Wilmington to St. Louis
Discover the top 2 airlines that operate flights from Wilmington to St. Louis. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated August 11, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$200 | Average$287 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$275 | Average$367 | FlexibilityNo cancel fee | On-timeN/A |